2 stem scallion, thinly sliced
1 carrot, sliced thin
1 cup shiitake mushrooms, sliced
3 c water
1 12 ounce can coconut milk
5-6 thin slices ginger
5-6 1-inch slices fresh lemongrass
juice from one lime
1 red chili pepper (for spicy version)
1 16 ounce package tofu, chopped into 1-inch